[PATCH] ARM: dts: sun8i: h3: Enable EMAC with external PHY on NanoPi M1 Plus
From: Luis Araneda <hidden>
Date: 2017-08-01 05:01:15
Also in:
linux-arm-kernel
Subsystem:
the rest · Maintainer:
Linus Torvalds
The Nanopi M1 Plus uses an external Realtek RTL8211E PHY in RGMII mode, enabled by a GPIO-based regulator. Signed-off-by: Luis Araneda <redacted> --- arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts | 31 +++++++++++++++++++++++++++ 1 file changed, 31 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts
index 8ddd1b2cc..54727990c 100644
--- a/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts
+++ b/arch/arm/boot/dts/sun8i-h3-nanopi-m1-plus.dts@@ -45,6 +45,20 @@ / { model = "FriendlyArm NanoPi M1 Plus"; compatible = "friendlyarm,nanopi-m1-plus", "allwinner,sun8i-h3"; + + aliases { + ethernet0 = &emac; + }; + + reg_gmac_3v3: gmac-3v3 { + compatible = "regulator-fixed"; + regulator-name = "gmac-3v3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + startup-delay-us = <100000>; + enable-active-high; + gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */ + }; }; &ehci1 {
@@ -55,6 +69,23 @@ status = "okay"; }; +&emac { + pinctrl-names = "default"; + pinctrl-0 = <&emac_rgmii_pins>; + phy-supply = <®_gmac_3v3>; + phy-handle = <&ext_rgmii_phy>; + phy-mode = "rgmii"; + allwinner,leds-active-low; + status = "okay"; +}; + +&mdio { + ext_rgmii_phy: ethernet-phy@1 { + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <0>; + }; +}; + &ohci1 { status = "okay"; };
--
2.13.3
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